Which of the following is NOT a typical sign of shock?

The condition indicated in the correct choice, dry red skin, is not a typical sign of shock. When an individual is in shock, their body is undergoing serious physiological changes, primarily due to insufficient blood flow and oxygen to vital organs. This often results in the skin appearing pale, cool, and clammy, reflecting the body's attempt to redirect blood flow to the core organs to sustain life.

In shock, other signs such as a rapid pulse and altered mental status are also common. A rapid pulse occurs as the heart works harder to compensate for the lack of blood flow, and altered mental status can arise due to inadequate perfusion of the brain. However, dry red skin does not align with these physiological responses associated with shock and can instead suggest other conditions, such as heat-related illnesses or allergic reactions.